diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index acf305bc1f7..7d1ef858a00 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,17 @@
+2002-10-27  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* combine.c: Fix comment formatting.
+	* loop.c: Likewise.
+	* real.c: Likewise.
+	* regclass.c: Likewise.
+	* regmove.c: Likewise.
+	* regrename.c: Likewise.
+	* reg-stack.c: Likewise.
+	* reload1.c: Likewise.
+	* reload.c: Likewise.
+	* reload.h: Likewise.
+	* unroll.c: Likewise.
+
 2002-10-27  Kazu Hirata  <kazu@cs.umass.edu>
 
 	* reload1.c (reload): Fix a comment typo.
diff --git a/gcc/combine.c b/gcc/combine.c
index ce97adf7dae..d6dfdf68d17 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -11913,7 +11913,7 @@ mark_used_regs_combine (x)
 	{
 	  unsigned int endregno, r;
 
-	  /* None of this applies to the stack, frame or arg pointers */
+	  /* None of this applies to the stack, frame or arg pointers.  */
 	  if (regno == STACK_POINTER_REGNUM
 #if FRAME_POINTER_REGNUM != HARD_FRAME_POINTER_REGNUM
 	      || regno == HARD_FRAME_POINTER_REGNUM
@@ -12021,7 +12021,7 @@ move_deaths (x, maybe_kill_insn, from_cuid, to_insn, pnotes)
       rtx where_dead = reg_last_death[regno];
       rtx before_dead, after_dead;
 
-      /* Don't move the register if it gets killed in between from and to */
+      /* Don't move the register if it gets killed in between from and to.  */
       if (maybe_kill_insn && reg_set_p (x, maybe_kill_insn)
 	  && ! reg_referenced_p (x, maybe_kill_insn))
 	return;
diff --git a/gcc/loop.c b/gcc/loop.c
index be4b12d0d74..9461530e894 100644
--- a/gcc/loop.c
+++ b/gcc/loop.c
@@ -2475,7 +2475,7 @@ prescan_loop (loop)
   loop_info->first_loop_store_insn = NULL_RTX;
   loop_info->mems_idx = 0;
   loop_info->num_mem_sets = 0;
-  /* If loop opts run twice, this was set on 1st pass for 2nd. */
+  /* If loop opts run twice, this was set on 1st pass for 2nd.  */
   loop_info->preconditioned = NOTE_PRECONDITIONED (end);
 
   for (insn = start; insn && GET_CODE (insn) != CODE_LABEL;
diff --git a/gcc/real.c b/gcc/real.c
index c3cb719c0b9..33f84598046 100644
--- a/gcc/real.c
+++ b/gcc/real.c
@@ -1635,7 +1635,7 @@ real_to_decimal (str, r_orig, buf_size, digits, crop_trailing_zeros)
 
   digit = rtd_divmod (&r, &pten);
 
-  /* Be prepared for error in that division via underflow ... */
+  /* Be prepared for error in that division via underflow ...  */
   if (digit == 0 && cmp_significand_0 (&r))
     {
       /* Multiply by 10 and try again.  */
diff --git a/gcc/reg-stack.c b/gcc/reg-stack.c
index eafc1e4df80..4d37cecc886 100644
--- a/gcc/reg-stack.c
+++ b/gcc/reg-stack.c
@@ -222,7 +222,7 @@ enum emit_where
 /* The block we're currently working on.  */
 static basic_block current_block;
 
-/* This is the register file for all register after conversion */
+/* This is the register file for all register after conversion.  */
 static rtx
   FP_mode_reg[LAST_STACK_REG+1-FIRST_STACK_REG][(int) MAX_MACHINE_MODE];
 
@@ -379,7 +379,7 @@ straighten_stack (insn, regstack)
   change_stack (insn, regstack, &temp_stack, EMIT_AFTER);
 }
 
-/* Pop a register from the stack */
+/* Pop a register from the stack.  */
 
 static void
 pop_stack (regstack, regno)
@@ -390,7 +390,7 @@ pop_stack (regstack, regno)
 
   CLEAR_HARD_REG_BIT (regstack->reg_set, regno);
   regstack->top--;
-  /* If regno was not at the top of stack then adjust stack */
+  /* If regno was not at the top of stack then adjust stack.  */
   if (regstack->reg [top] != regno)
     {
       int i;
@@ -1125,7 +1125,7 @@ move_for_stack_reg (insn, regstack, pat)
 	  return;
 	}
 
-      /* The destination ought to be dead */
+      /* The destination ought to be dead.  */
       if (get_hard_regnum (regstack, dest) >= FIRST_STACK_REG)
 	abort ();
 
@@ -1181,7 +1181,7 @@ move_for_stack_reg (insn, regstack, pat)
 	 stack. The stack mapping is changed to reflect that DEST is
 	 now at top of stack.  */
 
-      /* The destination ought to be dead */
+      /* The destination ought to be dead.  */
       if (get_hard_regnum (regstack, dest) >= FIRST_STACK_REG)
 	abort ();
 
diff --git a/gcc/regclass.c b/gcc/regclass.c
index e229826d7fc..28c2a6f1081 100644
--- a/gcc/regclass.c
+++ b/gcc/regclass.c
@@ -292,7 +292,7 @@ init_reg_sets ()
   memcpy (call_used_regs, initial_call_used_regs, sizeof call_used_regs);
   memset (global_regs, 0, sizeof global_regs);
 
-  /* Do any additional initialization regsets may need */
+  /* Do any additional initialization regsets may need.  */
   INIT_ONCE_REG_SET ();
 
 #ifdef REG_ALLOC_ORDER
@@ -2296,7 +2296,7 @@ allocate_reg_info (num_regs, new_p, renumber_p)
   if (renumber_p)
     reg_renumber = renumber;
 
-  /* Tell the regset code about the new number of registers */
+  /* Tell the regset code about the new number of registers.  */
   MAX_REGNO_REG_SET (num_regs, new_p, renumber_p);
 }
 
diff --git a/gcc/regmove.c b/gcc/regmove.c
index 7853e041f89..c39e5cce7b7 100644
--- a/gcc/regmove.c
+++ b/gcc/regmove.c
@@ -793,7 +793,7 @@ copy_src_to_dest (insn, src, dest, old_max_uid)
       p_move_notes = &REG_NOTES (move_insn);
       p_insn_notes = &REG_NOTES (insn);
 
-      /* Move any notes mentioning src to the move instruction */
+      /* Move any notes mentioning src to the move instruction.  */
       for (link = REG_NOTES (insn); link != NULL_RTX; link = next)
 	{
 	  next = XEXP (link, 1);
@@ -812,7 +812,7 @@ copy_src_to_dest (insn, src, dest, old_max_uid)
       *p_move_notes = NULL_RTX;
       *p_insn_notes = NULL_RTX;
 
-      /* Is the insn the head of a basic block?  If so extend it */
+      /* Is the insn the head of a basic block?  If so extend it.  */
       insn_uid = INSN_UID (insn);
       move_uid = INSN_UID (move_insn);
       if (insn_uid < old_max_uid)
diff --git a/gcc/regrename.c b/gcc/regrename.c
index 923652c422e..ac1043d38b9 100644
--- a/gcc/regrename.c
+++ b/gcc/regrename.c
@@ -738,7 +738,7 @@ scan_rtx (insn, loc, class, action, type, earlyclobber)
     }
 }
 
-/* Build def/use chain */
+/* Build def/use chain.  */
 
 static struct du_chain *
 build_def_use (bb)
diff --git a/gcc/reload.c b/gcc/reload.c
index d500350f868..97b35218caa 100644
--- a/gcc/reload.c
+++ b/gcc/reload.c
@@ -6004,7 +6004,7 @@ copy_replacements_1 (px, py, orig_replacements)
     }
 }
 
-/* Change any replacements being done to *X to be done to *Y */
+/* Change any replacements being done to *X to be done to *Y.  */
 
 void
 move_replacements (x, y)
diff --git a/gcc/reload1.c b/gcc/reload1.c
index b467e255ca2..8d4e0003847 100644
--- a/gcc/reload1.c
+++ b/gcc/reload1.c
@@ -139,7 +139,7 @@ static int reg_reloaded_contents[FIRST_PSEUDO_REGISTER];
    when reg_reloaded_valid is set for this register.  */
 static rtx reg_reloaded_insn[FIRST_PSEUDO_REGISTER];
 
-/* Indicate if reg_reloaded_insn / reg_reloaded_contents is valid */
+/* Indicate if reg_reloaded_insn / reg_reloaded_contents is valid.  */
 static HARD_REG_SET reg_reloaded_valid;
 /* Indicate if the register was dead at the end of the reload.
    This is only valid if reg_reloaded_contents is set and valid.  */
@@ -1497,7 +1497,7 @@ calculate_needs_all_insns (global)
 		  && REGNO (SET_SRC (set)) >= FIRST_PSEUDO_REGISTER)
 		{
 		  delete_insn (insn);
-		  /* Delete it from the reload chain */
+		  /* Delete it from the reload chain.  */
 		  if (chain->prev)
 		    chain->prev->next = next;
 		  else
diff --git a/gcc/unroll.c b/gcc/unroll.c
index fa04253e0ed..3dea4510657 100644
--- a/gcc/unroll.c
+++ b/gcc/unroll.c
@@ -1136,7 +1136,7 @@ unroll_loop (loop, insn_count, strength_reduce_p)
   /* And whether the loop has been preconditioned.  */
   loop_info->preconditioned = loop_preconditioned;
 
-  /* Remember whether it was preconditioned for the second loop pass. */
+  /* Remember whether it was preconditioned for the second loop pass.  */
   NOTE_PRECONDITIONED (loop->end) = loop_preconditioned;
 
   /* For each biv and giv, determine whether it can be safely split into